On 07/11, Andy Gross wrote:
> On Mon, Jul 11, 2016 at 02:50:08PM -0700, Stephen Boyd wrote:
> > The voltage ranges listed here are wrong. The pma8084 pldo
> > supports three different overlapping voltage ranges with
> > differing step sizes and the pma8084 ftsmps supports two. These
> > ranges can be seen in the "native" spmi regulator driver
> > (qcom_spmi-regulator.c) at pldo_ranges[] and ftsmps_ranges[]
> > respectively. Port these ranges over to the RPM SMD regulator
> > driver so that we list the appropriate set of supported voltages
> > on these types of regulators.
> >
> > Cc: Andy Gross <andy.gross@xxxxxxxxxx>
> > Cc: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> > Fixes: ee01d0c91ef1 ("regulator: qcom-smd: Add support for PMA8084")
> > Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
>
> <snip>
>
> > static const struct regulator_desc pma8084_pldo = {
> > .linear_ranges = (struct regulator_linear_range[]) {
> > - REGULATOR_LINEAR_RANGE(750000, 0, 30, 25000),
> > - REGULATOR_LINEAR_RANGE(1500000, 31, 99, 50000),
> > + REGULATOR_LINEAR_RANGE( 750000, 0, 63, 12500),
>
> It was my understanding that the PMOS ldos only support 25mV and 50mV
> incremements.
>
Unfortunately that isn't true. It also supports 12.5mV steps for
the lower voltage ranges.
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